Yeonjae Kim, Samina Park, Yun Mi Choi, Byung-Ho Yoon, Su Hyun Kim, Jin Park, Hyun Jin Oh, Yaeji Lim, Jungkyun Lee, Bomi Park. "Exploring patterns of multimorbidity in South Korea using exploratory factor analysis and non negative matrix factorization." Scientific Reports, 2025. doi:10.1038/s41598-025-94338-x